40873868

素因数分解:

$2^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{19997}}^1$

素因数の和:20081

約数の個数: 24

約数和(自身を含む): 82871712

約数和(自身を除く): 41997844

約数列:

[1, 2, 4, 7, 14, 28, 73, 146, 292, 511, 1022, 2044, 19997, 39994, 79988, 139979, 279958, 559916, 1459781, 2919562, 5839124, 10218467, 20436934, 40873868]

約数ペア:

[(1, 40873868), (2, 20436934), (4, 10218467), (7, 5839124), (14, 2919562), (28, 1459781), (73, 559916), (146, 279958), (292, 139979), (511, 79988), (1022, 39994), (2044, 19997)]